Home / 97,692.41-146,537.01-31,131.62

Finding the Fourth Proportional to 97,692.41, 146,537.01 and 31,131.62

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Solution

The fourth proportional to 97,692.41, 146,537.01 and 31,131.62 is: 46,696.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,692.41 : 146,537.01 = 31,131.62 : x
  2. Step 2: Convert to fraction form
    97,692.41/146,537.01 = 31,131.62/x
  3. Step 3: Cross multiply
    97,692.41x = 146,537.01 × 31,131.62
  4. Step 4: Simplify right side
    97,692.41x = 4,561,934,511.26
  5. Step 5: Solve for x
    x = 4,561,934,511.26/97,692.41
  6. Step 6: Final answer
    x = 46,696.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.